Android使用百度LBS SDK（六）截取轨迹地图并分享

@@ -1,14 +1,24 @@
package com.zms.baidulbs;
+import java.io.File;
import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.util.EncodingUtils;
import android.app.Activity;
+import android.content.Intent;
import android.content.SharedPreferences;
+import android.graphics.Bitmap;
+import android.graphics.Color;
+import android.net.Uri;
import android.os.Bundle;
+import android.view.View;
+import android.view.Window;
import android.widget.Button;
import android.widget.Toast;
@@ -24,6 +34,7 @@
import com.baidu.mapapi.map.OverlayOptions;
import com.baidu.mapapi.map.PolylineOptions;
import com.baidu.mapapi.map.BaiduMap.OnMarkerClickListener;
+import com.baidu.mapapi.map.BaiduMap.SnapshotReadyCallback;
import com.baidu.mapapi.map.InfoWindow.OnInfoWindowClickListener;
import com.baidu.mapapi.model.LatLng;
import com.zms.baidulbs.R;
@@ -34,11 +45,13 @@
private InfoWindow mInfoWindow;
private Marker mMarkerStart;
private Marker mMarkerEnd;
+   private Button btnShare, btnBack;
public double mRouteLatitude = 0.0;
public double mRouteLongitude = 0.0;
private final String ROUTE_PATH = "/sdcard/Route/";
+   private String filePath = "";
private RouteAdapter routeAdapter = new RouteAdapter();
// 初始化全局 bitmap 信息，不用时及时 recycle
@@ -51,13 +64,22 @@
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
+   requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.route_show);
-   String filePath = "";
+   // Hide Status Bar
+   View decorView = getWindow().getDecorView();
+   decorView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN);
+
+   btnShare = (Button) findViewById(R.id.btnShare);
+   btnBack = (Button) findViewById(R.id.btnBack);
+   btnShare.setOnClickListener(new MyOnClickListener());
+   btnBack.setOnClickListener(new MyOnClickListener());
+
Bundle extras = getIntent().getExtras();
if (extras != null) {
filePath = extras.getString("filePath");
-   setTitle(filePath.substring(0, filePath.length() - 4));
+   // setTitle(filePath.substring(0, filePath.length() - 4));
} else {
Toast.makeText(getApplicationContext(), "轨迹文件不存在",
Toast.LENGTH_SHORT).show();
@@ -71,6 +93,51 @@ protected void onCreate(Bundle savedInstanceState) {
}
+   class MyOnClickListener implements View.OnClickListener {
+   @Override
+   public void onClick(View v) {
+   switch (v.getId()) {
+   case R.id.btnShare:
+   mBaiduMap.snapshot(new SnapshotReadyCallback() {
+   public void onSnapshotReady(Bitmap snapshot) {
+   File file = new File(ROUTE_PATH + filePath + ".png");
+   FileOutputStream out;
+   try {
+   out = new FileOutputStream(file);
+   if (snapshot.compress(Bitmap.CompressFormat.PNG,
+   100, out)) {
+   out.flush();
+   out.close();
+   }
+   Intent intent = new Intent(Intent.ACTION_SEND);
+   Uri uri = Uri.fromFile(file);
+   intent.setType("image/png");
+   intent.putExtra(Intent.EXTRA_STREAM, uri);
+   intent.putExtra(Intent.EXTRA_TITLE, "分享轨迹图到");
+   Intent chooserIntent = Intent.createChooser(intent,
+   "分享轨迹");
+   if (chooserIntent == null) {
+   return;
+   }
+   try {
+   startActivity(chooserIntent);
+   } catch (android.content.ActivityNotFoundException ex) {
+   }
+   } catch (FileNotFoundException e) {
+   e.printStackTrace();
+   } catch (IOException e) {
+   e.printStackTrace();
+   }
+   }
+   });
+   break;
+   case R.id.btnBack:
+   finish();
+   break;
+   }
+   }
+   }
+
/**
* 从文件读取经纬度表单
*